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Cheap flights from Ontario to Dublin from C$ 381

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — DUB
3 Dec — 10 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Ontario to Dublin

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Dublin
Explore the most affordable flight options available from Ontario to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 November 2025.

Thu 13/117:35 p.m.YYZ - DUB
Nonstop6h 35mMultiple Airlines
Mon 17/119:00 a.m.DUB - YYZ
Nonstop7h 15mMultiple Airlines
Deal found 1/11C$ 612
Sun 16/115:25 p.m.YYZ - DUB
Nonstop6h 50mAer Lingus
Tue 18/111:00 p.m.DUB - YYZ
Nonstop7h 55mAer Lingus
Deal found 3/11C$ 614
Wed 3/125:25 p.m.YYZ - DUB
Nonstop6h 50mAer Lingus
Wed 10/121:00 p.m.DUB - YYZ
Nonstop7h 55mAer Lingus
Deal found 3/11C$ 615
Sat 15/117:35 p.m.YYZ - DUB
Nonstop6h 35mMultiple Airlines
Sat 22/119:00 a.m.DUB - YYZ
Nonstop7h 15mMultiple Airlines
Deal found 3/11C$ 618
Sun 16/117:35 p.m.YYZ - DUB
Nonstop6h 35mAir Canada
Fri 21/119:00 a.m.DUB - YYZ
Nonstop7h 15mAir Canada
Deal found 2/11C$ 619
Sun 16/117:35 p.m.YYZ - DUB
Nonstop6h 35mMultiple Airlines
Mon 24/1110:50 a.m.DUB - YYZ
2 stops15h 54mMultiple Airlines
Deal found 2/11C$ 621
Mon 10/112:00 p.m.YYZ - DUB
2 stops17h 05mMultiple Airlines
Mon 17/119:00 a.m.DUB - YYZ
Nonstop7h 15mMultiple Airlines
Deal found 2/11C$ 623
Thu 27/117:35 p.m.YYZ - DUB
Nonstop6h 35mMultiple Airlines
Mon 1/126:35 p.m.DUB - YYZ
2 stops29h 15mMultiple Airlines
Deal found 2/11C$ 626
Sun 16/1110:30 a.m.YTZ - DUB
2 stops21h 00mMultiple Airlines
Mon 24/115:10 a.m.DUB - YTZ
2 stops14h 45mMultiple Airlines
Deal found 2/11C$ 629
Sun 9/117:35 p.m.YYZ - DUB
Nonstop6h 35mMultiple Airlines
Mon 17/115:10 a.m.DUB - YYZ
2 stops15h 24mMultiple Airlines
Deal found 2/11C$ 630
Sat 15/117:35 p.m.YYZ - DUB
Nonstop6h 35mMultiple Airlines
Tue 18/1112:55 p.m.DUB - YYZ
2 stops34h 55mMultiple Airlines
Deal found 3/11C$ 633
Mon 10/1112:30 p.m.YTZ - DUB
2 stops18h 35mSWISS
Tue 18/1112:55 p.m.DUB - YTZ
2 stops34h 00mSWISS
Deal found 1/11C$ 635

Cheap flight deals from Ontario to Dublin

Keep the following information in mind while searching for Ontario to Dublin flight deals. Data was last updated 3 November 2025.

Round-trip from

C$ 612

One-way from

C$ 381

Popular in

December

Cheapest in

November

Average price

C$ 664

Good round-trip deal

C$ 799 or less

Good one-way deal

C$ 503 or less
Lufthansa
  • Lufthansa
  • 13/11-17/11
  • Nonstop
  • 13h 50m total
  • Ontario to Dublin
Search Deals
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 14/1
  • 1 total stop
  • 19h 35m total
  • Ontario to Dublin
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 45 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Ontario to Dublin.
Search Deals
Price to beat on a one-way flight from Ontario to Dublin.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Dublin that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 3 November 2025.
Use the filters below to find and compare flights from Ontario to Dublin that are best for you.

Fly from

Ontario

Fly to

Dublin

Route

Depart

Return

Price

TorontoDublin

YYZ - DUB

YYZDUB

Toronto Pearson Intl

Fri 14/11

7:35 p.m.-7:10 a.m.

Nonstop6h 35m

Dublin

Fri 21/11

9:00 a.m.-11:15 a.m.

Nonstop7h 15m

C$ 618

TorontoDublin

YYZ - DUB

YYZDUB

Toronto Pearson Intl

Mon 17/11

7:45 p.m.-5:10 p.m.

1 stop16h 25m

Dublin

Mon 24/11

9:00 a.m.-11:15 a.m.

Nonstop7h 15m

C$ 650

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Mon 20/4

5:40 a.m.-10:00 a.m.

1 stop23h 20m

Dublin

Wed 29/4

11:20 a.m.-12:22 a.m.

1 stop18h 02m

C$ 664

TorontoDublin

YTZ - DUB

YTZDUB

Toronto Island

Sun 16/11

8:30 a.m.-12:30 p.m.

2 stops23h 00m

Dublin

Mon 24/11

10:50 a.m.-9:35 p.m.

2 stops15h 45m

C$ 670

TorontoDublin

YTZ - DUB

YTZDUB

Toronto Island

Sun 22/3

10:45 a.m.-12:30 p.m.

2 stops21h 45m

Dublin

Tue 31/3

10:40 a.m.-9:32 p.m.

2 stops15h 52m

C$ 677

TorontoDublin

YTZ - DUB

YTZDUB

Toronto Island

Thu 15/1

12:30 p.m.-5:45 p.m.

2 stops24h 15m

Dublin

Mon 19/1

6:35 p.m.-5:55 p.m.

2 stops28h 20m

C$ 693

TorontoDublin

YTZ - DUB

YTZDUB

Toronto Island

Tue 2/12

12:30 p.m.-12:00 p.m.

2 stops18h 30m

Dublin

Tue 9/12

12:55 p.m.-5:55 p.m.

2 stops34h 00m

C$ 696

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Fri 1/5

6:45 a.m.-9:55 a.m.

1 stop22h 10m

Dublin

Wed 13/5

11:20 a.m.-12:40 a.m.

1 stop18h 20m

C$ 700

MontrealDublin

YUL - DUB

YULDUB

Montreal Pierre Elliott Trudeau Intl

Sat 2/5

6:45 a.m.-9:55 a.m.

1 stop22h 10m

Dublin

Thu 7/5

11:20 a.m.-12:40 a.m.

1 stop18h 20m

C$ 700

TorontoDublin

YYZ - DUB

YYZDUB

Toronto Pearson Intl

Fri 14/11

6:15 p.m.-8:40 a.m.

1 stop9h 25m

Dublin

Sun 16/11

12:55 p.m.-10:44 p.m.

1 stop14h 49m

C$ 703

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

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Best time to book a flight from Ontario to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Dublin

What is the cheapest month to book a flight from Region of Ontario to Dublin?

Currently, February is the cheapest month in which you can book a flight from Region of Ontario to Dublin (average of C$ 298). Flying from Region of Ontario to Dublin in December is currently the most expensive (average of C$ 527). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ON to DUB?

Find hourly flight availability from Ontario to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 November 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 22% on flights from Region of Ontario to Dublin by exploring options for tickets in the evening.

What is the cheapest day to fly from Region of Ontario to Dublin?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Dublin. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Region of Ontario to Dublin flight should consider departing on Tuesday mornings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Region of Ontario to Dublin

Explore weekly flight availability from Ontario to Dublin. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 3 November 2025.

The most flights from CAON to DUB are scheduled on a Tuesday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Related info for your journey

Find useful and relevant information for your journey from Ontario to Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Dublin from Ontario?

    Located just 9.2 km from the city centre, Dublin (DUB) is the airport most travelers will use when flying to Dublin from Ontario.

  • How long is the flight from Region of Ontario to Dublin?

    Lufthansa, WestJet, and SWISS can get you from Region of Ontario to Dublin in just under 6h 35m. Your travel time can differ by up to 17h 40m. Airlines will cover a distance of 5258 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Region of Ontario to Dublin one-way?

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at C$ 398. TAP AIR PORTUGAL flights start at C$ 420 while deals on Scandinavian Airlines start at C$ 447 one-way.

  • What are the most popular routes from Region of Ontario to Dublin?

    The most popular flight routes from Region of Ontario to Dublin are Toronto Pearson Intl - Dublin, Toronto Island - Dublin and Montreal Pierre Elliott Trudeau Intl - Dublin.

  • What are the most reliable airlines from Region of Ontario to Dublin?

    No one likes to see their flight delayed. When booking a flight from Region of Ontario to Dublin consider choosing United Airlines (88%), Lufthansa (88%) or WestJet (84%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Region of Ontario to Dublin?

    The cheapest flight price from Region of Ontario to Dublin is C$ 221. On average you can expect to pay C$ 2,148. The most popular route, (Toronto Pearson Intl - Dublin), can usually be booked for C$ 514.

  • Can I find deals for flights from Ontario to Dublin that include hotel bookings?

    Yes. In addition to deals on Ontario to Dublin flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Dublin?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Dublin.

  • Can I find deals for business class flights from Ontario to Dublin?

    Yes. Cheapflights offers flight deals from Ontario to Dublin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Region of Ontario to Dublin?

    Currently, February is the cheapest month in which you can book a flight from Region of Ontario to Dublin (average of C$ 298). Flying from Region of Ontario to Dublin in December is currently the most expensive (average of C$ 527). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Ontario to Dublin

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Ontario to Dublin

Discover the top 10 airlines that operate flights from Ontario to Dublin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 3 November 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapestC$ 320AverageC$ 504FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
Porter AirlinesCheapestC$ 405AverageC$ 753FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
WestJetCheapestC$ 422AverageC$ 741FlexibilityNo cancel feeOn-time60%
Search WestJet flights
LufthansaCheapestC$ 463AverageC$ 882FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Aer LingusCheapestC$ 478AverageC$ 818FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
IcelandairCheapestC$ 528AverageC$ 723FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air TransatCheapestC$ 534AverageC$ 784FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Air CanadaCheapestC$ 556AverageC$ 960FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
TAP AIR PORTUGALCheapestC$ 597AverageC$ 712FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
United AirlinesCheapestC$ 638AverageC$ 1,048FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Dublin?

When you search for this flight from Ontario to Dublin, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Dublin?

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to Dublin for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Ontario to Dublin with no change fees?

Yes! Cheapflights helps users easily find flights from Ontario to Dublin with no change fees.

Can Cheapflights notify me if prices for flights from Ontario to Dublin become cheaper?

Yes, Cheapflights offers price alerts on Ontario to Dublin flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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